Analytical study of rectangle wave propagation in electromangetic field using FDTD, CIP, and R-CIP methods

2006 ◽  
Vol 48 (10) ◽  
pp. 1940-1943 ◽  
Author(s):  
Shinya Watanabe ◽  
Youichi Kakuta ◽  
Osamu Hashimoto

Author(s):  
Pulkit Kumar ◽  
Moumita Mahanty ◽  
Abhishek Kumar Singh ◽  
Amares Chattopadhyay


Materials ◽  
2021 ◽  
Vol 14 (4) ◽  
pp. 790
Author(s):  
Shinichiro Okazaki ◽  
Hiroma Iwase ◽  
Hiroyuki Nakagawa ◽  
Hidenori Yoshida ◽  
Ryosuke Hinei

Considering that the ultrasonic method is applied for the quality evaluation of concrete, this study experimentally and numerically investigates the effect of inhomogeneity caused by changes in the moisture content of concrete on ultrasonic wave propagation. The experimental results demonstrate that the propagation velocity and amplitude of the ultrasonic wave vary for different moisture content distributions in the specimens. In the analytical study, the characteristics obtained experimentally are reproduced by modeling a system in which the moisture content varies between the surface layer and interior of concrete.



Author(s):  
Maria G. Vavva ◽  
Demoshenes Polyzos ◽  
Leonidas N. Gergidis ◽  
Dimitrios I. Fotiadis ◽  
Antonios Charalambopoulos


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